CN217365928U

CN217365928U - Biopsy sampling line joint, joint assembly and biopsy equipment

Info

Publication number: CN217365928U
Application number: CN202220718311.1U
Authority: CN
Inventors: 郭毅军; 郭超凡
Original assignee: Chongqing Xishan Science and Technology Co Ltd
Current assignee: Chongqing Xishan Science and Technology Co Ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-09-06
Anticipated expiration: 2032-03-30

Abstract

The utility model provides a biopsy sampling pipeline connects, connects subassembly and biopsy equipment, biopsy sampling pipeline connects includes: the first end of the connector body is used for being connected with the biopsy needle pipeline or the host pipeline, and the second end of the connector body is used for being hermetically sleeved with the port of the adapter connector pipeline through a conical surface structure; the adapter sleeve, adapter sleeve axial fixity and circumference rotationally overlap establish connect this external, the adapter sleeve passes through helicitic texture detachably with the shell of adaptation joint and is connected. The utility model discloses can realize negative pressure transmission and waste liquid attraction, and easy dismounting, sealing performance is good, can guarantee that being connected of biopsy needle pipeline and host computer pipeline targets in place, avoids appearing the problem that the waste liquid leaked.

Description

Biopsy sampling line joint, joint assembly and biopsy equipment

Technical Field

The utility model belongs to the technical field of medical equipment, especially, relate to a biopsy sampling pipeline connects, joint Assembly and biopsy equipment.

Background

Biopsy devices are commonly used to remove diseased tissue from a patient for pathological examination to assist in clinical diagnosis of the disease. For breast lesions, a breast biopsy system is mostly adopted, which is a medical instrument for minimally invasive treatment or biopsy of breast lumps (tumors). The system is mainly characterized in that under the guidance of an imaging device (such as B ultrasonic), a biopsy needle is punctured to the position of an operation point, then the biopsy needle is used for carrying out partial or complete rotary cutting on lesion tissues in a mechanical motion mode, and finally, a tissue specimen subjected to the rotary cutting is conveyed to the outside through negative pressure so as to be used for sheet making treatment and pathological detection analysis and diagnosis.

In the existing breast biopsy system, a biopsy needle is directly connected with a main machine connector through a biopsy needle pipeline, the connector is fixed on the main machine and is not easy to replace, negative pressure transmission is affected due to the fact that the biopsy needle pipeline and the connector are not installed in place frequently, the waste liquid leakage is caused, and then the operation is affected and the infection risk exists.

SUMMERY OF THE UTILITY MODEL

In view of the above shortcomings of the prior art, an object of the present invention is to provide a biopsy sampling tube connector, a connector assembly and a biopsy device, which are used to solve the problems of poor sealing performance and difficult replacement of the biopsy needle tube and the host in the prior art.

In order to achieve the above objects and other related objects, the present invention provides a biopsy sampling line connector, which comprises:

the first end of the connector body is used for being connected with the biopsy needle pipeline or the host pipeline, and the second end of the connector body is used for being hermetically sleeved with the port of the adapter connector pipeline through a conical surface structure;

the adapter sleeve, adapter sleeve axial fixity and circumference rotationally overlap establish connect this external, the adapter sleeve passes through helicitic texture detachably with the shell of adaptation joint and is connected.

Optionally, the tapered surface structure is a tapered hole that is disposed outside the second end of the connector body and is fitted to the port of the adapter connector pipeline, or the tapered surface structure is a tapered protrusion that is disposed inside the second end of the connector body and is fitted to the port of the adapter connector pipeline.

Optionally, the thread structure is an external thread which is arranged on the outer wall of the connecting sleeve and used for being in butt joint with the adapter, or the thread structure is an internal thread which is arranged on the inner wall of the connecting sleeve and used for being in butt joint with the adapter.

Optionally, an axial limiting structure is arranged between the connecting sleeve and the connector body, and the axial limiting structure comprises a limiting protrusion and a limiting groove which are arranged on the connector body and the connecting sleeve respectively, and the limiting protrusion is in fit clamping connection with the limiting groove.

Optionally, the joint body includes along the tube coupling section, installation section and the butt joint section that self axial set gradually, the tube coupling section be used for with biopsy needle pipeline or host computer tube coupling, the installation section be used for with adapter coupling, the installation that the installation section can rotate install in on the adapter sleeve, the butt joint section be used for with adapter coupling pipeline port connection, the butt joint section with have the clearance between the adapter sleeve.

Optionally, a through inner cavity is axially arranged inside the connecting sleeve along the self axis, and the joint body is arranged in the inner cavity in a penetrating mode.

Optionally, the connecting sleeve further comprises an operating portion for holding or pinching, and the outer wall of the operating portion is provided with anti-slip lines.

Optionally, a flow guide channel penetrating through the first end and the second end of the adapter body is arranged in the adapter body, and a pagoda head used for being connected with the biopsy needle pipeline or the host pipeline is arranged at the first end of the adapter body.

The utility model also provides a joint assembly, including as above biopsy sampling pipeline connect with be used for with biopsy sampling pipeline connects the adaptation joint of looks adaptation, the inside of adaptation joint has seted up the adaptation joint pipeline, the adaptation joint pipeline be used for with connect body inside intercommunication form and build the pressure passageway, the first end of adaptation joint pipeline connect in host computer pipeline or biopsy needle pipeline, the second end of adaptation joint pipeline is provided with the toper projection or the bell mouth that are used for connecting with the body conical surface of joint, the shell of adaptation joint still is provided with the internal thread or the external screw thread that are used for with adapter sleeve threaded connection;

wherein the biopsy sampling pipeline joint is connected with the biopsy needle pipeline, and the adapter joint is connected with the host pipeline; or the biopsy sampling pipeline joint is connected with the host pipeline, and the adaptive joint is connected with the biopsy needle pipeline.

The utility model also provides a biopsy equipment, include: host computer, vacuum jar, host computer pipeline, biopsy needle pipeline and as above the joint subassembly, the vacuum jar sets up on the host computer, the host computer pipeline and vacuum jar intercommunication, biopsy needle and biopsy needle pipeline intercommunication, just biopsy needle pipeline pass through the joint subassembly with the host computer tube coupling.

As described above, the utility model discloses following beneficial effect has:

the biopsy sampling pipeline joint is matched and sealed with the conical surface of the adaptive joint through the joint body, and is in threaded connection with the adaptive joint through the connecting sleeve, so that negative pressure transmission and waste liquid suction are realized, and the biopsy sampling pipeline joint is simple to process, low in cost, convenient to disassemble and assemble and convenient to replace a vacuum pipeline; and moreover, the conical surface structure is utilized for sealing, the sealing performance is better, the biopsy needle pipeline is ensured to be connected with the host pipeline in place, and the problem of waste liquid leakage is avoided.

Drawings

Fig. 1 is a schematic structural view of a joint assembly according to an embodiment of the present invention;

fig. 2 is a schematic view of an adapter structure according to an embodiment of the present invention;

fig. 3 is a schematic view of a biopsy sampling line joint structure according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a joint body according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a connecting sleeve according to an embodiment of the present invention;

FIG. 6 is a first schematic view of the embodiment of the present invention connected to a host pipeline and a biopsy needle pipeline, respectively;

fig. 7 is a schematic view showing the connection between the host and the biopsy needle in the embodiment of the present invention.

Description of reference numerals

1-an adapter; 11-a first pagoda head; 12-a tapered post; 13-internal screw thread; 14-a pressure building channel;

2-a joint body; 2 a-a pipeline connecting section; 2 b-an installation section; 2 c-a docking section; 21-second pagoda head; 22-a tapered hole; 23-a first joint limiting part; 24-a second joint limiting part; 25-a flow guide channel;

3-connecting sleeves; 31-external threads; 32-lumen; 33-a containment hole; 34-a first connecting sleeve limiting part; 35-a second connecting sleeve limiting part; 36-an operating part;

a-a conical surface structure; b-a thread structure;

100-a host; 110-a housing; 111-mounting holes; 200-vacuum tank; 300-host pipeline; 400-biopsy needle line.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Please refer to fig. 1 to 5, the joint assembly of the present invention comprises a biopsy sampling tube joint and an adapter joint 1 adapted to the biopsy sampling tube joint, wherein the biopsy sampling tube joint is connected to a biopsy needle tube 400, the adapter joint 1 is connected to a host tube 300, and the biopsy sampling tube joint is detachably connected to the adapter joint 1.

In the following embodiments, the adapter 1 is connected to the host tube 300 in a manner that the biopsy sampling tube connectors are connected to the biopsy needle tube 400; however, in practice, the biopsy sampling line connector may be connected to the main unit line 300, and the adapter connector 1 may be connected to the biopsy needle line 400.

The utility model provides a biopsy sampling pipeline joint, one end of which is connected with a biopsy needle pipeline 400, and the other end is detachably connected with an adapter joint 1; the biopsy sampling line adaptor comprises: the biopsy needle tube comprises a joint body 2 and a connecting sleeve 3, wherein a first end of the adapter 1 is used for being connected with the host tube 300, a first end of the joint body 2 is used for being connected with the biopsy needle tube 400, and a second end of the joint body 2 is hermetically sleeved with a tube port of the adapter 1 through a conical surface structure a; the connecting sleeve 3 is axially fixed and circumferentially and rotatably sleeved on the connector body 2, and the connecting sleeve 3 is detachably connected with the shell of the adaptive connector 1 through a thread structure b.

Specifically, adapter sleeve 3 axial fixity and circumference rotationally overlap and establish on connecting body 2 constitute biopsy sampling line connects, adapter sleeve 3 and adapter 1's shell threaded connection. Therefore, on one hand, the connector body 2 can be connected with the adaptive connector 1 through the connecting sleeve 3, the connection reliability is guaranteed, the assembly and disassembly are fast and convenient, and the replacement of a vacuum pipeline is facilitated; the connector body 2 and the adaptive connector 1 are sealed through the conical surface structure a, so that the sealing performance of the connector body is guaranteed, and the problems of negative pressure transmission and waste liquid leakage caused by improper installation are solved.

In some embodiments, the tapered surface structure a is a tapered hole 22 provided at the second end of the connector body 2 and externally sleeved on the pipeline port of the adapter 1, and correspondingly, the second end of the pipeline of the adapter 1 is provided with a tapered convex column 12 which is fittingly inserted into the tapered hole 22. Specifically, the connector body 2 and the adapter connector 1 are sealed through the conical surface structure a, so that the sealing performance is good, and the assembly and disassembly are convenient. During assembly, the conical convex column 12 of the adapter 1 is inserted into the conical hole 22 of the adapter body 2, and the sealing performance is better along with the increase of the insertion depth. The taper slopes of the tapered convex pillar 12 and the tapered hole 22 can be set according to actual requirements. Or, in other embodiments, the conical surface structure a is a conical convex pillar that is arranged in the second end of the connector body 2 and is sleeved in the pipeline port of the adapter connector 1, and correspondingly, the second end of the pipeline of the adapter connector 1 is provided with a conical hole that is in fit insertion with the conical convex pillar.

In some embodiments, the thread structure b is an external thread 31 provided on the outer wall of the connecting sleeve 3, and correspondingly, the housing of the adapter 1 is provided with an internal thread 13 matching the external thread 31. The thread structure b is used for connecting the biopsy sampling pipeline joint with the adapter joint 1, and simultaneously, the flow guide channel 25 of the joint body 2 can be tightly connected with the adapter joint pipeline through the conical surface structure a. Specifically, adapter 1 passes through helicitic texture b with adapter sleeve 3 and is connected, can make biopsy sampling pipeline connect and realize dismantling with adapter 1 and be connected, and helicitic texture b connects reliably, can guarantee with the help of adapter sleeve 3 to connect the body 2 and adapter 1 between be connected, and easy dismounting. During the assembly, will be equipped with the adapter sleeve 3 of connecting body 2 and twist in the adaptation connects 1, can enough guarantee to connect body 2 and the firmness of being connected of adaptation joint 1, simultaneously, can utilize conical surface structure a to guarantee again to connect body 2 and the sealing performance of being connected of adaptation joint 1. Alternatively, in other embodiments, the thread structure is an internal thread arranged on the inner wall of the connecting sleeve 3, and correspondingly, the outer shell of the adapter 1 is provided with an external thread matching the internal thread.

In addition, in order to ensure that the connecting sleeve 3 is axially fixedly sleeved on the joint body 2, an axial limiting structure is arranged between the connecting sleeve 3 and the joint body 2. In this embodiment, be provided with first axial limit structure and second axial limit structure, through setting up first axial limit structure and second axial limit structure, guarantee the axial position between adapter sleeve 3 and the joint body 2, and, make and connect body 2 and adapter sleeve 3 between can rotary motion relatively, thereby, when adapter sleeve 3 and adaptation joint 1 threaded connection, rotary connection sleeve 3 can not influence joint body 2, and then avoid biopsy needle pipeline 400 to rotate along with adapter sleeve 3 together, can not cause the pipeline winding and influence negative pressure and waste liquid transmission.

In some embodiments, the axial limiting structure includes a limiting protrusion and a limiting groove respectively disposed on the joint body 2 and the connecting sleeve 3, and the limiting protrusion is in fit clamping connection with the limiting groove. Specifically, the first axial limiting structure comprises a first joint limiting part 23 arranged on the joint body 2 and a first connecting sleeve limiting part 34 arranged on the connecting sleeve 3, and the first joint limiting part 23 is matched and clamped with the first connecting sleeve limiting part 34; the second axial limit structure is in including setting up the spacing portion 24 of second joint on the joint body 2 is in with setting up the spacing portion 35 of second adapter sleeve on the adapter sleeve 3, just the spacing portion 24 of second joint cooperates the joint with the spacing portion 35 of second adapter sleeve. In this embodiment, the first joint limiting portion 23 is closer to the second end of the joint body 2 than the second joint limiting portion 24, and the first connecting sleeve limiting portion 34 is closer to the second end of the connecting sleeve 3 than the second connecting sleeve limiting portion 35. Wherein, the spacing portion 23 of first joint is spacing arch, and spacing arch sets up the round around the circumference that connects body 2, correspondingly, the spacing portion 34 of first connecting sleeve is spacing recess, and spacing arch and spacing recess cooperation joint. The second joint limiting part 24 is a limiting groove, a circle of the limiting groove is arranged around the circumference of the joint body 2, correspondingly, the second connecting sleeve limiting part 35 is a limiting protrusion, and the limiting protrusion is in matched clamping connection with the limiting groove. During the installation, the second end of adapter sleeve 3 embolias from the first end of connecting body 2, and until the spacing portion 34 of first adapter sleeve offsets with the spacing portion 23 of first joint, and the spacing portion 35 of second adapter sleeve and the spacing portion 24 looks joint of second joint, accomplish the assembly to guarantee that the second end of adapter sleeve 3 and the second end of connecting body 2 are located the homonymy, the first end of adapter sleeve 3 and the first end of connecting body 2 are located the homonymy.

In the above embodiment, the connector body includes a pipeline connecting section 2a, an installation section 2b and a butt section 2c, which are sequentially arranged along the self axial direction, the pipeline connecting section 2a is used for being connected with the biopsy needle pipeline 400 or the main machine pipeline 300, the installation section 2b is used for being connected with the adapter connector 1, the installation section 2b is rotatably installed on the connecting sleeve 3, the butt section 2c is used for being connected with a pipeline port of the adapter connector 1, and a gap is formed between the butt section 2c and the connecting sleeve 3.

In the above embodiment, the connecting sleeve 3 is provided with a through inner cavity 32 along the axial direction, and the joint body 2 is inserted into the inner cavity 32. The first end of the connecting sleeve 3 is further provided with a containing hole 33, and the containing hole 33 is communicated with the inner cavity 32 of the connecting sleeve 3. Specifically, the inner diameter of the accommodating hole 33 is larger than the inner diameter of the inner cavity 32, the first connecting sleeve limiting part 34 and the second connecting sleeve limiting part 35 are both arranged on the inner side wall of the inner cavity 32, and the second connecting sleeve limiting part 35 extends into the accommodating hole 33.

In some embodiments, the connecting sleeve 3 further comprises an operating part 36 for holding or pinching, and the outer wall of the operating part 36 is provided with anti-slip lines. The diameter of the operation part 36 is larger, so that the operation part can be more conveniently held or pinched, the operation is more convenient and labor-saving, and the anti-slip threads can prevent the slip phenomenon in the process of rotating the connecting sleeve 3.

In some embodiments, the adaptor 1 is L-shaped. Specifically, the adapter 1 of L-shaped structure can be conveniently put into the host computer 100 or taken from the host computer 100, and the convenience of disassembly and assembly is improved. Moreover, the long side of the L-shaped structure corresponds to the first end of the adapter 1, and the short side of the L-shaped structure corresponds to the second end of the adapter 1.

And, adapter joint pipeline has been seted up to adapter joint 1 inside, adapter joint pipeline is used for the inside intercommunication of joint body forms the passageway of building pressure, and adapter joint pipeline's first end is provided with the first precious tower head 11 that is used for being connected with host computer pipeline 300. Specifically, build pressure channel 14 and be used for negative pressure and waste liquid transmission, the first end that the adaptation connects 1 sets up first precious tower head 11, can do benefit to and be connected with host computer pipeline 300 through first precious tower head 11, guarantees that it is difficult for droing. In other embodiments, the first end of the adaptor line may be coupled to biopsy needle line 400.

A flow guide channel 25 penetrating through the first end and the second end of the connector body 2 is arranged in the connector body 2, and a second pagoda head 21 used for being connected with the biopsy needle pipeline 400 is arranged at the first end of the connector body 2. Specifically, the flow guide channel 25 is used for negative pressure and waste liquid transmission, and after the connector body 2 is connected with the adapter connector 1, the flow guide channel 25 is aligned with and communicated with the pressure building channel 14, so that the biopsy needle pipeline 400 is communicated with the host computer pipeline 300. Connect the first end of body 2 to set up the precious tower head 21 of second, can do benefit to and be connected with biopsy needle pipeline 400 through the precious tower head 21 of second, guarantee that it is difficult for droing.

Referring to fig. 6 and 7, the present invention also provides a biopsy apparatus, including: host computer 100, vacuum tank 200, host computer pipeline 300, biopsy needle pipeline 400 and as above the joint subassembly, vacuum tank 200 sets up on host computer 100, host computer pipeline 300 communicates with vacuum tank 200, the biopsy needle communicates with biopsy needle pipeline 400, just biopsy needle pipeline 400 pass through the joint subassembly with host computer pipeline 300 is connected. In particular, by means of the joint assembly, a negative pressure may be delivered for the biopsy needle and waste fluid may be sucked into the vacuum canister 200.

Wherein, the adaptation joint 1 set up in the host computer 100 is inboard, and the host computer 100 is inboard to be provided with the mounting groove that is used for installing the adaptation joint 1, the adaptation joint 1 place in the mounting groove, can easy to assemble and dismantle. The first end of the adapter 1 is connected with one end of the host pipeline 300, the host pipeline 300 can be guided and positioned by arranging a pinch valve, and the other end of the host pipeline 300 is communicated with the vacuum tank 200 so as to convey negative pressure and suck waste liquid to the vacuum tank 200; the first end of the joint body 2 of the biopsy sampling pipeline joint is connected with the biopsy needle pipeline 400, and the connecting sleeve 3 is sleeved on the joint body 2. The main unit 100 has a housing 110, and a mounting hole 111 is disposed at a corresponding position on the housing 110, and the biopsy sampling line connector is connected to the adaptor connector 1 through the mounting hole 111. Moreover, the connector body 2 and the connecting sleeve 3 can rotate, so that when the biopsy sampling pipeline connector is screwed in, the biopsy needle pipeline 400 cannot rotate along with the biopsy sampling pipeline connector, and the pipeline cannot be wound to influence negative pressure and waste liquid transmission.

When the joint assembly is used specifically, the joint body 2 and the connecting sleeve 3 form a biopsy sampling pipeline joint, the joint body 2 is connected with the biopsy needle pipeline 400, the biopsy sampling pipeline joint is screwed in (the connecting sleeve 3 is in threaded connection with the adapter joint 1), the joint body 2 and the adapter joint 1 are connected through the threaded structure b, the conical surface structure a is matched and sealed, negative pressure transmission and waste liquid suction are realized, and the conical surface structure a enables negative pressure in the pipeline not to be leaked and waste liquid not to flow out. The structure is simple to process, low in cost, convenient to replace and safer.

In summary, in the biopsy sampling pipeline joint, the joint assembly and the biopsy device provided by the embodiment of the present invention, the biopsy sampling pipeline joint is sealed by matching the joint body with the conical surface of the adapter, and is in threaded connection with the adapter by using the connecting sleeve, so as to realize negative pressure transmission and waste liquid suction, and the biopsy sampling pipeline joint has the advantages of simple processing, low cost, convenient assembly and disassembly, and is convenient for replacing the vacuum pipeline; and moreover, the conical surface structure is utilized for sealing, the sealing performance is better, the biopsy needle pipeline is ensured to be connected with the host pipeline in place, and the problem of waste liquid leakage is avoided.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A biopsy sampling line connector, comprising:

the first end of the connector body is used for being connected with a biopsy needle pipeline or a host pipeline, and the second end of the connector body is used for being hermetically sleeved with the port of the adapter connector pipeline through a conical surface structure;

the adapter sleeve, adapter sleeve axial fixity and circumference rotationally the cover establish connect this external, the adapter sleeve passes through helicitic texture detachable connection with the shell that the adaptation connects.

2. The biopsy sampling line connector of claim 1, wherein: the conical surface structure is a conical hole which is arranged at the second end of the joint body and externally sleeved on the port of the adapter joint pipeline, or the conical surface structure is a conical convex column which is arranged at the second end of the joint body and internally sleeved on the port of the adapter joint pipeline.

3. The biopsy sampling line connector of claim 2, wherein: the thread structure is arranged on the outer wall of the connecting sleeve and used for being connected with an external thread of the adapter connector in a butt joint mode, or the thread structure is arranged on the inner wall of the connecting sleeve and used for being connected with an internal thread of the adapter connector in a butt joint mode.

4. The biopsy sampling line connector of claim 1, wherein: the connecting sleeve is connected with the connecting sleeve body through a connecting piece, an axial limiting structure is arranged between the connecting sleeve and the connecting sleeve body, the axial limiting structure comprises a limiting protrusion and a limiting groove which are arranged on the connecting sleeve body respectively, and the limiting protrusion is connected with the limiting groove in a matched and clamped mode.

5. The biopsy sampling line connector of claim 1, wherein: the joint body includes along self axial pipeline linkage segment, installation section and the butt joint section that sets gradually, the pipeline linkage segment be used for with biopsy needle pipeline or host computer tube coupling, the installation section is used for with adaptation articulate, the installation section rotatable install in on the connecting sleeve, the butt joint section is used for being connected with adaptation joint pipeline port, the butt joint section with the clearance has between the adapter sleeve.

6. The biopsy sampling line connector of claim 1, wherein: the connecting sleeve is internally provided with a through inner cavity along the self axial direction, and the joint body is arranged in the inner cavity in a penetrating mode.

7. The biopsy sampling line connector of claim 1, wherein: the connecting sleeve further comprises an operating part for holding or pinching, and anti-skid grains are arranged on the outer wall of the operating part.

8. The biopsy sampling line connector of claim 1, wherein: a flow guide channel penetrating through the first end and the second end of the connector body is arranged in the connector body, and a pagoda head used for being connected with a biopsy needle pipeline or a host pipeline is arranged at the first end of the connector body.

9. A connector assembly, characterized by: the biopsy sampling tube joint comprises the biopsy sampling tube joint as claimed in any one of claims 3 to 8 and the adapter joint for being adapted to the biopsy sampling tube joint, wherein an adapter joint pipeline is arranged inside the adapter joint, the adapter joint pipeline is used for being communicated with the inside of the joint body to form a pressure building channel, a first end of the adapter joint pipeline is connected to a host pipeline or a biopsy needle pipeline, a second end of the adapter joint pipeline is provided with a tapered convex column or a tapered hole for being connected with a tapered surface of the joint body, and a housing of the adapter joint is further provided with an internal thread or an external thread for being in threaded connection with a connecting sleeve;

10. A biopsy apparatus, comprising: the apparatus comprises a host, a vacuum tank, a host pipeline, a biopsy needle pipeline, and the joint assembly of claim 9, wherein the vacuum tank is arranged on the host, the host pipeline is communicated with the vacuum tank, the biopsy needle is communicated with the biopsy needle pipeline, and the biopsy needle pipeline is connected with the host pipeline through the joint assembly.